地质生物学及古生物学方法；
Methods in geobiology and palaeontology ;
然后，结合传统的标志层法、煤岩学及古生物学方法，对该区主要煤层进行对比。
Later in the paper , a correlation between the main coal-seams in this province is made , in combination with the traditional method of the key bed , coal petrography and palaeontology .
古生物学方法